Messages

1. An offline client, allowing you to play campaigns against bots
Not interested

2. A bot with a setting for different play styles
Might use this.

3. A strong bot.
Might use this.

4. Options for timed games
Would not use this.

5. Options for undo settings
Might like this.

6. Online mini-tournaments; the option to easily create one for you & your friends.
Might be fun.

7. Option to invite specific players to your table
Would be nice.

8. More translations (to what language?)
I don't need this.

9. Better animations when cards are gained/bought/played/...
Animations are fine as they are.

10.A Better visualization of split piles, Archive/Crypt contents, Prince targets, ...
Fine as is.

10. Option to hide the log
Would not use

11. Android app (or just improved compatibility?)
Currently use Androminion

12. iPhone app (or just improved compatibility?)
Have Android

13. Downloadable game logs
Would not use

14. Improved moderation (dealing with chat abuse, slowplayers, ...)
Can you make it so exiting the game causes you to "resign".  Many times people exit the game without resigning so I have to sit there.

15. Tutorial on how to play Dominion
Probably a good idea.

16. Tutorial on how to play dominion online.
Probably a good idea